Question

i have :29,4(4sin a) -98,1(2cos a)=0. what is the value of a?

Answer 1

Questions 3:  

If 2 3x - 1 = 16, then x =  

Solution  

Rewrite equation using 16 = 24  

2 3x - 1 = 24

The two bases of the exponential expressions in the above equation are equal to 2. Hence their exponents has also to be equal  

3x - 1 = 4  

Solve for x  

x = 5/3